Developer l'expression

Bonsoir,

= (-p - 2p)(3q + 4p) + pq(-5q - 4q - 3p)

[tex]= -3pq - 4p^{2} - 6pq - 8p^{2} - 5pq^{2} - 4pq^{2} - 3p^{2}q[/tex]

[tex]= -9pq - 12p^{2} - 9pq^{2} - 3p^{2}q[/tex]